/*
 * Copyright (c) 2010 Mario Boikov
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#include "nullvolumecontrol.h"

using namespace media;

NullVolumeControl::NullVolumeControl(QObject *parent) :
    VolumeControl(parent)
{
}

qreal NullVolumeControl::volume() const
{
    return 0;
}

bool NullVolumeControl::isMuted() const
{
    return true;
}

void NullVolumeControl::setVolume(qreal vol)
{
    if (vol != volume()) {
        emit volumeChanged(volume());
    }
}

void NullVolumeControl::setMuted(bool mute)
{
    if (mute != isMuted()) {
        emit mutedChanged(isMuted());
    }
}
